10454544561 has 4 divisors (see below), whose sum is σ = 13939392752. Its totient is φ = 6969696372.

The previous prime is 10454544539. The next prime is 10454544601. The reversal of 10454544561 is 16544545401.

10454544561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 10454544561 - 2⁶ = 10454544497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10454544511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1742424091 + ... + 1742424096.

It is an arithmetic number, because the mean of its divisors is an integer number (3484848188).

Almost surely, 2^10454544561 is an apocalyptic number.

It is an amenable number.

10454544561 is a deficient number, since it is larger than the sum of its proper divisors (3484848191).

10454544561 is an equidigital number, since it uses as much as digits as its factorization.

10454544561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3484848190.

The product of its (nonzero) digits is 192000, while the sum is 39.

The spelling of 10454544561 in words is "ten billion, four hundred fifty-four million, five hundred forty-four thousand, five hundred sixty-one".